Posted By

S_Park on 07/30/10

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Last Edited at 07/30/10 12:56am

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Wordpress: Retrieve post categories outside of the loop

/ Published in: PHP

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<?php
  $ID = $wp_query->posts[0]->ID;
  $postcat = get_the_category($ID);
  $cat = $postcat[0]->cat_ID;
  $parent = get_category ($cat);
    if ($parent->parent) {
      wp_list_categories ('child_of=' . $parent->parent);
      } else {
      wp_list_categories ('child_of=' . $cat);
    }
?>